/*
Looking Glass - KVM FrameRelay (KVMFR) Client
Copyright (C) 2021 Guanzhong Chen <quantum2048@gmail.com>
https://looking-glass.hostfission.com

This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
Foundation; either version 2 of the License, or (at your option) any later
version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 59 Temple
Place, Suite 330, Boston, MA 02111-1307 USA
*/

#ifndef _H_LG_COMMON_COUNTEDBUFFER_
#define _H_LG_COMMON_COUNTEDBUFFER_

#include <stddef.h>

struct CountedBuffer {
  _Atomic(size_t) refs;
  size_t size;
  char data[];
};

struct CountedBuffer * countedBufferNew(size_t size);
void countedBufferAddRef(struct CountedBuffer * buffer);
void countedBufferRelease(struct CountedBuffer ** buffer);

#endif
